diff --git a/build/AgaLib.vcxproj.filters b/build/AgaLib.vcxproj.filters
index 65e59b119..e7dd7b67e 100644
--- a/build/AgaLib.vcxproj.filters
+++ b/build/AgaLib.vcxproj.filters
@@ -523,6 +523,9 @@
     <ClInclude Include="..\src\include\annessif9.h">
       <Filter>Headers</Filter>
     </ClInclude>
+    <ClInclude Include="..\src\include\transaction.h">
+      <Filter>Headers</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\src\include\about.cpp">
@@ -774,6 +777,9 @@
     <ClCompile Include="..\src\include\ttools.cpp">
       <Filter>Sources</Filter>
     </ClCompile>
+    <ClCompile Include="..\src\include\transaction.cpp">
+      <Filter>Sources</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <Library Include="..\libraries\SQLite3\LibX86\sqlite3.lib">
diff --git a/build/Ba1.vcxproj b/build/Ba1.vcxproj
index 9eb55acee..8a109f65a 100644
--- a/build/Ba1.vcxproj
+++ b/build/Ba1.vcxproj
@@ -361,6 +361,7 @@
       <Outputs Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(TargetDir)%(Filename).msk;%(Outputs)</Outputs>
       <FileType>Document</FileType>
     </MskCompiler>
+    <MskCompiler Include="..\src\ba\ba1900.uml" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\src\ba\ba1.h" />
diff --git a/build/Ba1.vcxproj.filters b/build/Ba1.vcxproj.filters
index 9f8afa63d..e4b8f28b0 100644
--- a/build/Ba1.vcxproj.filters
+++ b/build/Ba1.vcxproj.filters
@@ -154,6 +154,9 @@
     <MskCompiler Include="..\src\ba\ba1100a.uml">
       <Filter>Masks</Filter>
     </MskCompiler>
+    <MskCompiler Include="..\src\ba\ba1900.uml">
+      <Filter>Masks</Filter>
+    </MskCompiler>
   </ItemGroup>
   <ItemGroup>
     <None Include="ClassDiagram1.cd" />
diff --git a/build/Cg4.vcxproj b/build/Cg4.vcxproj
index 7eda9b56b..6f8290ca2 100644
--- a/build/Cg4.vcxproj
+++ b/build/Cg4.vcxproj
@@ -302,8 +302,7 @@
     <ClInclude Include="..\src\cg\cg4900a.h" />
     <ClInclude Include="..\src\cg\cg4a00a.h" />
     <ClInclude Include="..\src\cg\cg4b00a.h" />
-    <ClInclude Include="..\src\cg\cglib01.h" />
-    <ClInclude Include="..\src\cg\cglib05.h" />
+    <ClInclude Include="..\src\cg\cglib.h" />
   </ItemGroup>
   <ItemGroup>
     <CustomBuildStep Include="..\Lib\AgaLib.lib">
diff --git a/build/Cg4.vcxproj.filters b/build/Cg4.vcxproj.filters
index 3d32f934a..e5bbcb52e 100644
--- a/build/Cg4.vcxproj.filters
+++ b/build/Cg4.vcxproj.filters
@@ -202,10 +202,7 @@
     <ClInclude Include="..\src\cg\cg4b00a.h">
       <Filter>Headers</Filter>
     </ClInclude>
-    <ClInclude Include="..\src\cg\cglib05.h">
-      <Filter>Headers</Filter>
-    </ClInclude>
-    <ClInclude Include="..\src\cg\cglib01.h">
+    <ClInclude Include="..\src\cg\cglib.h">
       <Filter>Headers</Filter>
     </ClInclude>
   </ItemGroup>
diff --git a/build/ci1.vcxproj b/build/ci1.vcxproj
index 566c90a6f..8710e331e 100644
--- a/build/ci1.vcxproj
+++ b/build/ci1.vcxproj
@@ -220,14 +220,15 @@
   <ItemGroup>
     <RepCompiler Include="..\src\ci\ci1200a.rep" />
     <RepCompiler Include="..\src\ci\ci1200b.rep" />
-    <RepCompiler Include="..\src\ci\ci1200d.rep">
-      <SubType>Designer</SubType>
-    </RepCompiler>
     <RepCompiler Include="..\src\ci\ci1200e.rep">
       <SubType>Designer</SubType>
     </RepCompiler>
     <RepCompiler Include="..\src\ci\ci1300a.rep" />
-    <RepCompiler Include="..\src\ci\ci1300b.rep" />
+    <RepCompiler Include="..\src\ci\ci1300ab.rep" />
+    <RepCompiler Include="..\src\ci\ci1300b.rep">
+      <SubType>Designer</SubType>
+    </RepCompiler>
+    <RepCompiler Include="..\src\ci\ci1300bb.rep" />
     <RepCompiler Include="..\src\ci\ci1400a.rep" />
     <RepCompiler Include="..\src\ci\ci1400b.rep" />
   </ItemGroup>
diff --git a/build/ci1.vcxproj.filters b/build/ci1.vcxproj.filters
index 412315722..ca19244a8 100644
--- a/build/ci1.vcxproj.filters
+++ b/build/ci1.vcxproj.filters
@@ -152,9 +152,6 @@
     <RepCompiler Include="..\src\ci\ci1200b.rep">
       <Filter>Reports</Filter>
     </RepCompiler>
-    <RepCompiler Include="..\src\ci\ci1200d.rep">
-      <Filter>Reports</Filter>
-    </RepCompiler>
     <RepCompiler Include="..\src\ci\ci1200e.rep">
       <Filter>Reports</Filter>
     </RepCompiler>
@@ -170,6 +167,12 @@
     <RepCompiler Include="..\src\ci\ci1400b.rep">
       <Filter>Reports</Filter>
     </RepCompiler>
+    <RepCompiler Include="..\src\ci\ci1300ab.rep">
+      <Filter>Reports</Filter>
+    </RepCompiler>
+    <RepCompiler Include="..\src\ci\ci1300bb.rep">
+      <Filter>Reports</Filter>
+    </RepCompiler>
   </ItemGroup>
   <ItemGroup>
     <ResourceCompile Include="campo.rc" />
diff --git a/build/db.sln b/build/db.sln
index e2e6becfa..983b44885 100644
--- a/build/db.sln
+++ b/build/db.sln
@@ -1,6 +1,8 @@
 
-Microsoft Visual Studio Solution File, Format Version 11.00
-# Visual Studio 2010
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.28307.1622
+MinimumVisualStudioVersion = 10.0.40219.1
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "db0", "db0.vcxproj", "{8BE4C959-C8F6-4D27-9E3E-983737D70449}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "db1", "db1.vcxproj", "{7812F135-F255-4DE8-B77F-9F48BB68737C}"
@@ -11,6 +13,10 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "AgaLib", "AgaLib.vcxproj",
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "vedoc", "vedoc.vcxproj", "{A1CE9743-A597-4F92-B55A-345A366C9E55}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "vedocext", "vedocext.vcxproj", "{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}"
+EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "cglib", "cglib.vcxproj", "{7B80F974-CE2E-4BD9-855A-44FF139FF288}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Win32 = Debug|Win32
@@ -37,8 +43,19 @@ Global
 		{A1CE9743-A597-4F92-B55A-345A366C9E55}.Debug|Win32.Build.0 = Debug|Win32
 		{A1CE9743-A597-4F92-B55A-345A366C9E55}.Release|Win32.ActiveCfg = Release|Win32
 		{A1CE9743-A597-4F92-B55A-345A366C9E55}.Release|Win32.Build.0 = Release|Win32
+		{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}.Debug|Win32.ActiveCfg = Debug|Win32
+		{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}.Debug|Win32.Build.0 = Debug|Win32
+		{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}.Release|Win32.ActiveCfg = Release|Win32
+		{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}.Release|Win32.Build.0 = Release|Win32
+		{7B80F974-CE2E-4BD9-855A-44FF139FF288}.Debug|Win32.ActiveCfg = Debug|Win32
+		{7B80F974-CE2E-4BD9-855A-44FF139FF288}.Debug|Win32.Build.0 = Debug|Win32
+		{7B80F974-CE2E-4BD9-855A-44FF139FF288}.Release|Win32.ActiveCfg = Release|Win32
+		{7B80F974-CE2E-4BD9-855A-44FF139FF288}.Release|Win32.Build.0 = Release|Win32
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {3749CCD9-DAAE-4BBE-9685-1FA083C25AFF}
+	EndGlobalSection
 EndGlobal
diff --git a/build/db0.vcxproj b/build/db0.vcxproj
index 77cb28a94..7065228a4 100644
--- a/build/db0.vcxproj
+++ b/build/db0.vcxproj
@@ -222,6 +222,9 @@
     <ClInclude Include="..\src\db\db0.h" />
     <ClInclude Include="..\src\db\db0100a.h" />
     <ClInclude Include="..\src\db\db0500a.h" />
+    <ClInclude Include="..\src\db\dbtblav.h" />
+    <ClInclude Include="..\src\db\dbtbord.h" />
+    <ClInclude Include="..\src\db\dbtbvar.h" />
   </ItemGroup>
   <ItemGroup>
     <MenCompiler Include="..\src\db\dbmenu.men" />
@@ -246,6 +249,9 @@
     <ProjectReference Include="AgaLib.vcxproj">
       <Project>{2d38a763-3d74-4338-9362-b891784ec90e}</Project>
     </ProjectReference>
+    <ProjectReference Include="cglib.vcxproj">
+      <Project>{7b80f974-ce2e-4bd9-855a-44ff139ff288}</Project>
+    </ProjectReference>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/build/db0.vcxproj.filters b/build/db0.vcxproj.filters
index 2d19c2fe0..b45e91c9c 100644
--- a/build/db0.vcxproj.filters
+++ b/build/db0.vcxproj.filters
@@ -130,6 +130,15 @@
     <ClInclude Include="..\src\db\db0500a.h">
       <Filter>Headers</Filter>
     </ClInclude>
+    <ClInclude Include="..\src\db\dbtblav.h">
+      <Filter>Headers</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\db\dbtbord.h">
+      <Filter>Headers</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\db\dbtbvar.h">
+      <Filter>Headers</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ResourceCompile Include="campo.rc" />
diff --git a/build/db1.vcxproj b/build/db1.vcxproj
index 37b98f9fa..7360bd0a8 100644
--- a/build/db1.vcxproj
+++ b/build/db1.vcxproj
@@ -132,7 +132,7 @@
     <ResourceCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <Culture>0x0410</Culture>
-      <AdditionalIncludeDirectories>..\wx28X\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>..\libraries\wx28X\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ResourceCompile>
     <Link>
       <AdditionalDependencies>wsock32.lib;%(AdditionalDependencies)</AdditionalDependencies>
@@ -223,6 +223,9 @@
     <ProjectReference Include="vedoc.vcxproj">
       <Project>{a1ce9743-a597-4f92-b55a-345a366c9e55}</Project>
     </ProjectReference>
+    <ProjectReference Include="vedocext.vcxproj">
+      <Project>{0042619a-6b7c-4d3d-9cd9-9bdd8d200c15}</Project>
+    </ProjectReference>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/build/db2.vcxproj b/build/db2.vcxproj
index 4db733553..d70cc1b39 100644
--- a/build/db2.vcxproj
+++ b/build/db2.vcxproj
@@ -77,7 +77,7 @@
     <ResourceCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <Culture>0x0410</Culture>
-      <AdditionalIncludeDirectories>..\wx28X\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>..\libraries\wx28X\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ResourceCompile>
     <Link>
       <AdditionalDependencies>wsock32.lib;%(AdditionalDependencies)</AdditionalDependencies>
@@ -220,6 +220,9 @@
     <ProjectReference Include="AgaLib.vcxproj">
       <Project>{2d38a763-3d74-4338-9362-b891784ec90e}</Project>
     </ProjectReference>
+    <ProjectReference Include="cglib.vcxproj">
+      <Project>{7b80f974-ce2e-4bd9-855a-44ff139ff288}</Project>
+    </ProjectReference>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">